CPU Intel Socket 1366 Core i7 Processor Extreme Edition/Core i7 Processor/ Supports Intel Turbo Boost Technology 2.0 Chipset Intel X58 / ICH10R System Bus Up to 6400 MT/s ; QuickPath Interconnection Memory 6 x DIMM, Max. 48 GB, DDR3 2200(O.C.)/2133(O.C.)/2000(O.C.)/1800(O.C.)/1600/1333/1066 Non-ECC,Un-buffered Memory Triple channel memory architecture Expansion Slots 4 x PCIe 2.0 x16 , support x16; x16/x16; x16/x8/x8 and x8/x8/x8/x8 configurations 2 x PCIe x1 Multi-GPU Support Support NVIDIA 3-Way SLI / ATI CrossFireX Technology 4 PCIe x16 slots ready for 4 single PCB 2-slot width graphics cards Storage Intel ICH10R controller 6 xSATA 3.0 Gb/s ports Intel Rapid Storage Technology Support RAID 0,1,5,10 JMicron JMB363 controller 2 xExternal SATA 3.0 Gb/s ports Marvell 9182 PCIe SATA 6Gb/s controller 2 xSATA 6.0 Gb/s ports Bluetooth IEEE 802.11b/g/n, Wi-Fi Compliant, Bluetooth v3.0 + HS ThunderBolt LAN/Audio Combo Card Dedicated network processing unit (NPU) - Advanced Game Detect - Visual Bandwidth Control - Application Blocking - Online Gaming PC Monitor - Bandwidth Tester - Game Networking DNA Built-in 2-Channel High Quality DAC/ADC - Output Signal-to-Noise Ratio (A-Weighted): 116 dB - Output THD+N at 1kHz: 105 dB - C-Media 6631 audio processor (Max. 192kHz/ 24-bit) - TI 6120A2 high fidelity headphone amplifier - Digital-to-Analog Converter: 120 dB (Max. 192kHz/ 24-bit) - Analog-to-Digital Converter: 114 dB (Max. 192kHz/ 24-bit) - Supports 3 Headphone Impedance Gain Modes (up to 300 Ohms) - Fine-tuned Game Genre EQ Profiles - Xear Surround Headphone - Xear SingFX - Equalizer, Environment Effects, FlexBass, Smart Volume, Virtual Speaker Shifter - DS3D GX 1.0, OpenAL - Front-panel audio connector (AAFP) - Line in, Line out, Optical S/PDIF out ports - USB 2.0 Interface LAN Intel Gigabit Ethernet LAN Audio SupremeFX X-Fi 2 Built-in 8-Channel High Definition Audio CODEC - EAX Advanced HD 5.0 - THX TruStudio PRO - X-Fi Xtreme Fidelity - Creative ALchemy - Blu-ray audio layer content protection - Supports Jack-detection, Multi-streaming, Front panel Jack-retasking USB NEC USB 3.0 controller - 4 x USB 3.0/2.0 ports (2 at back panel; 2 at midboard) Intel ICH10R Southbridge - 11 x USB 2.0/1.1 ports (4 ports at midboard; 6 ports at back panel, 1 reserved for ROG Connect) ASUS Unique Features CPU Level Up MemOK! Onboard Switches: Power / Reset / Clr CMOS (at rear) ASUS MyLogo3 ASUS Fan Xpert ASUS EZ Flash 2 ASUS CrashFree BIOS 3 Q-Fan Plus ROG BIOS Wallpaper ASUS EPU Engine ASUS Q-Connector ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED) ASUS Q-Slot ASUS Q-DIMM Overclocking Features ROG Connect - RC Poster - RC Remote - RC Diagram - GPU TweakIt ROG iDirect GPU.DIMM Post ROG Extreme Engine Digi+ - 8-phase CPU power - 3-phase QPI/DRAM power - 3-phase NB power - 3-phase Memory power - ML Caps on CPU, Memory and QPI respectively ProbeIt iROG Extreme Tweaker BIOS Flashback with onboard switch button Loadline Calibration ROG Extreme OC kit - LN2 Mode - PCIe x16 Lane Switch - Q_Reset - Double Power Supply with dual 8-pin (CPU) power connectors Intelligent overclocking tools - ASUS AI Booster Utility - O.C Profile Overclocking Protection - COP EX (Component Overheat Protection - EX) - Voltiminder LED - ASUS C.P.R.(CPU Parameter Recall) Back Panel I/O Ports 1 x PS/2 Keyboard 2 x External SATA ports 1 x LAN(RJ45) port(s) 2 x USB 3.0/2.0 (Blue) 7 x USB 2.0/1.1 (1 port also for ROG Connect) 8 -Channel Audio I/O 1 x Clr CMOS switch 2 x Wi-Fi antenna jacks 1 x ROG Connect On/Off switch Internal I/O Connectors 1 x USB 3.0/2.0 connector(s) supports additional 2 USB 3.0 ports 2 x USB 2.0/1.1 connector(s) support additional 4 USB 2.0 ports 2 x SATA 6.0Gb/s connectors (Grey) 6 x SATA 3.0Gb/s connectors (Black) 2 x CPU Fan connector(s) 3 x Chassis Fan connector(s) 3 x Optional Fan connector(s) 1 x S/PDIF Out connector 1 x 24-pin ATX Power connector 2 x 8-pin ATX 12V Power connector 3 x thermal sensor connector 1 x En/Dis-able Clr CMOS connector 1 x Front panel audio connector (AAFP) 1 x System Panel connector 8 x ProbeIt Measurement Points 1 x QPI Loadline calibration switch jumper (QPI_LL_SW) 1 x LN2 Mode Header 1 x START (Power On) button 1 x RESET button 1 x EZ Plug connector (4-pin Molex Power connector) 1 x Go Button 1 x BIOS Switch button 1 x ROG light connector BIOS 16 Mb Flash ROM , PnP, DMI2.0, WfM2.0, SM BIOS 2.5, ACPI2.0a Multi-Language BIOS Manageability WOL by PME,WOR by PME,PXE Accessories 1 x ROG Connect cable 1 x 3-Way SLI Bridge 1 x SLI Cable 1 x CrossFire Cable 1 x 2-in-1 ASUS Q-Connector Kit 3 x 2-in-1 SATA signal cables 1 x 2-in-1 SATA 6G cables 1 x 2-port USB2.0 + ESATA module 1 x I/O Shield 3 x Thermal Sensor Cable Packs 1 x Cable Ties Pack 1 x ROG theme label 1 x 12-in-1 ROG Cable Label 1 x USB to USB cable for ThunderBolt 2 x Wi-Fi Ring Moving Antenna 1 x Optional NB Fan Support Disc Drivers ASUS PC Probe II ASUS Update Kaspersky Anti-Virus ASUS TurboV EVO Utility ASUS AI Suite II ASUS AI Charger WiFi Agent Form Factor Extended ATX Form Factor 12 inch x 10.6 inch ( 30.5 cm x 26.9 cm ) Please do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games. Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.